三年级数学(上)计算题专项练习附答案集锦

三年级数学(上)计算题专项练习附答案集锦862-(92+238)=22×(208-199)=195-95=245-(178-108)=161+96×4=737-383+858=431+786+459=949+356=870+495+371=455-31×4=389+727-271=109+649=428-(61+165)=366+561-212=840-257×2=240+(167-86)=150+232=491×5-123=752-207-326=139×8-312=239×2-293=557-(24+303)=99×7=422-81-127=295-95-34=190+148-134=198×2+388=306+125+240=80×6=79-13+311=405-186-190=407+137+211=300×2=418×2-25=116+(158-137)=409+(316-78)=481-(177+103)=360-74×2=101×5-295=184+303-198=873-(394+255)=363-31-225=191-23×2=191×3+285=3/7-2/7=315+167=205+133=779-61×5=917×7=142+87-219=685-(692-294)=3/6+2/6=169-70-10=219×(405-398)=743-15×2=72+202-139=824-(606-150)=769-494=398+35×6=78×6-368=517+381+33=201-36-109=74+409=630-(231-149)=35×8=315-(187+128)=789×4-933=471-(92+58)=582×6=243+222=208+163=964-157=585+126+189=64×(363-359)=390+691-683=555×4=108+135=852-47+482=755-310+601=57×6+352=425-128=385×(907-900)=338-(509-387)=327+(268-74)=256-(299-64)=808-300-153=185+528=194×3=701×4-612=409+(498-365)=207×5=673-449=333-267+333=173+72×9=788+767-176=4/7-1/7=451×3=859+18×8=341+383+257=899+(202-100)=3/7-1/7=421-(498-262)=99×(228-225)=850-(772-493)=98×4+106=104×9+145=558-92×3=288×(209-204)=332-(585-403)=2/4-1/4=878+528=184×5+262=254+(376-291)=146+15+387=248+580-667=233-14-136=258×5-142=376+126+368=109+114=510+(563-410)=177×(875-868)=380-41×9=513+314=179×3-181=1/6+4/6=575-10×4=82+30+552=185×5=275-193=26+398-372=261+146=170×4+693=222×(344-340)=227×4-423=184+310=736+706=461-89-24=988-54×3=449-27×9=402+56×4=616×9-489=494+488×2=6/10-4/10=415-(457-278)=329-37×2=444-(228+50)=653+254=148-45+61=3/8+5/8=363-312=104+35+354=708-399+88=402×2=876-(361+359)=349-(78+206)=609-80=342+(777-413)=261+109=125×6+727=85+232+198=824+491×2=421×2-202=181+472+101=273-96×2=688-(36+184)=424-109-179=57×(111-108)=316×6-456=44×2=358×2+464=61+868-851=587+57×6=182+504=133×4+455=126-80-39=1/7+5/7=208+231-383=391+(301-152)=255×2-264=325×(805-801)=367-21-290=806+(491-365)=197+181×3=571-(173+318)=67+357=420-(401-93)=68×7=508+(954-831)=166+192=143×6=193×(310-304)=882-685=311-111×2=5/8+2/8=987×(586-583)=135+174+48=571×8-579=174×5+522=499+(443-297)=499-(271+199)=1/8+4/8=996×(756-748)=201-68=562×(203-196)=510×7-242=444+882=109×(142-136)=766-372+406=799+171-925=646-394-55=307-197=822-257×2=46×(455-450)=231-72+132=269×3=325+94-209=696+212+41=139-(82+56)=836+782+732=415-(225-124)=96×(367-364)=668-120+172=274-202=498-68×2=308-158-27=870×5=241-81=427-50×5=183+309-87=157+(420-15)=216-92×2=964+195+228=390-386+70=183+772-757=452-(310+20)=106-(263-176)=993-126×3=394+84=449-(302+74)=736-85×8=117+374=586+425-584=177×7=586+500-457=193+647+12=469-(183+138)=781-(661-652)=358-158=265+300×2=320-(107+160)=579+496-229=514-(164+23)=846+958-891=79×(82-73)=406×2-384=335-(79+221)=151×2=994+595=95×5-62=367-(287+41)=999-(672-135)=178-12×6=858-260-211=96×4+45=375-55×4=125-(376-298)=218-187=101+140=781×8-520=850-581-253=3/5-1/5=393+(932-312)=238+76-313=83×(71-62)=468×(471-466)=645-14×9=668-182-295=494-(438-272)=55+77×7=411-199=812-(753-647)=641-130+989=3/6-1/6=388-280=876-82+400=342-244=200+(942-142)=26×2+178=416-(299+77)=151+19×9=236-101-106=390-(230-100)=300-(44+212)=789-616-75=408×(558-550)=343+286=75+157=40+342-34=259+(53-49)=28×(465-458)=363+20×5=42+182+133=324×(851-845)=547+200×4=412×2+46=342-89=772-21+824=297-36-88=215×3=81×3+538=350+(112-31)=412-203+98=982-514+611=188+710-266=8/10-1/10=289×3-715=485-336+160=228+119×5=792-308+80=74+(239-60)=4/6-1/6=580×6-854=729-(325+62)=350-(173+75)=854-13=73×(29-21)=233×4-673=670-489-162=364-45×3=993+(207-175)=923-76+331=773-613=345-68-205=148+33×4=165×5=328-154-154=347+996+941=292×(438-434)=324-(254+29)=268+230=122+157+257=128-(487-380)=82-15=366-11×4=884-(352-65)=547+(985-680)=859+671+384=844-387-206=127×4-412=312+(967-482)=162×5+334=408+146=835-54-452=493-161=263-239=228-70+278=533-243=271-(120-10)=235+370=484+627-589=11+864-36=498-(234+200)=198+177+282=495-100×2=576-95×4=812-373-382=68+82=143+42+767=38×5+314=388-83=338-(66+48)=713-102=319+(283-242)=76-(240-179)=123×6-340=13×3+393=3/5-2/5=109+(374-363)=484+301-729=720×6=312×(936-928)=366+111=117+83×7=659-493=88+442×2=135×5-493=16+(339-283)=46-25+217=437-346=216×(464-460)=474-114×3=308×3-498=179×5=815-32-387=306-(397-272)=397-168-78=192+123=627-(337-225)=314-(241-126)=263×4=454-120-282=251-(221-20)=323-(12+156)=65+685+890=367+401=459-196-38=853-279=130×3=218-(491-449)=466+(338-294)=63×(464-460)=305-(625-372)=370-322=187+983-157=202+(682-412)=245×7-13=34+600+363=896×5=18×3-51=58+33×4=885-414-452=482-67×5=860-(167-135)=297-(27+258)=481-142-207=893-166×2=47+(983-67)=890-141×6=429+35-451=416-41-17=44+80=151-(463-391)=464+70+370=163+318-450=300+(498-377)=380-74-61=499-72×5=29×6+371=383-105-223=399-(70+168)=245-(255-150)=261-(332-115)=352-(214+49)=261+759-334=945×(651-643)=913-(779-774)=34×(482-473)=906-735+756=883-696-154=24-12×2=81×9=776+480+714=435-311+264=81+337-48=240+(464-22)=473-126-20=141+(237-118)=563+310=762+967+863=698-576+711=299+468+217=327×(396-393)=302-38=15×(137-131)=564+(738-21)=97×(161-155)=467+810=607+600+216=500-(19+310)=101+(741-472)=275×2-496=117×7-356=959+696+85=457×2-313=581×8=21×5-57=247×(39-31)=470-205-241=202+201-206=93+111-50=211×3=474+246-50=408-(118+184)=944-174-515=635-(859-297)=354-(384-364)=848+(367-316)=959-(471+390)=612-(350-59)=88×(945-939)=651×8-757=179+201-247=718-57×7=331-(36+221)=338+(493-185)=664-442+160=560-185×3=444+931-585=95×(281-272)=88+217-21=453-432+77=156+245=7/10+2/10=425-32×4=191×(147-142)=486+66+434=112+121=364+95-283=731×(177-169)=437+549-543=426+38+603=18+67=583×8=212-(368-193)=454-356-21=422×7-932=14+(265-181)=253-168=423+(165-43)=140+168=718+222+879=49×(274-271)=628-(243+154)=218×3-117=389-383+25=495-22×4=302+(158-62)=95×9=158-(205-120)=544×8=104+112-45=499-(189+52)=11×8-87=426×2-221=80+418-246=935+23×9=387+41×6=975×(423-418)=599-(349+236)=819-(822-286)=816×2=783+35+169=660-85×5=244+(228-123)=997-450=324-(900-744)=555+(863-551)=60-43+284=443-365+341=163+183+414=122-38×2=55+552+232=543-119-132=512-498=195×(34-31)=809-108×6=171+108=59×(166-163)=72+625+530=449+644+52=560+(766-115)=443-(500-380)=478-301+243=199-(428-378)=646+877-30=630+749-666=173+297×2=417-291-105=270×2+406=686-522=557×5-679=978-781=496-(360+27)=306×7-242=481+(477-86)=492-(230+83)=1/5+2/5=334×2+35=357+(291-210)=364+(424-107)=492-128×2=423-314=293+85×7=382+116=540-258-143=392+299×2=60×3=157+(467-254)=175+(211-202)=659-201-394=238-112+338=429-273-107=411+453=498-10-447=72+57=976-390+223=931+698=363×2=292-113-38=42×3+223=328-(91+137)=266-21=3/7+4/7=862×(700-692)=153-54=93-11×3=509-65×3=479-(120+72)=724-117=616-121×4=99×9=354-(353-323)=758-(410-17)=776+503+322=579-80+153=185×2=74-15+274=226+(774-772)=222-88+57=302-(89+12)=656×6-224=205×9-658=105×6=345-308=383-40×9=157-104+117=779+610+192=247-(78-24)=303-139+317=228-174=113×(338-333)=578-(228+341)=176×4+253=912×(603-600)=445-40×4=122×3-64=65-21=19+143+661=427-84×4=497-417+163=703+108+371=225+206=533-149+981=595+658-53=299×2-344=222+214=255-140=435-(271+50)=236-(13+195)=283+910+932=14×5=97+299×3=132-(114-42)=297-19+19=438×4-446=382+99-74=960×7=396-(180-71)=489-263=95+27=321-311+908=314+52-298=538-95×5=960+(598-87)=439-(40+121)=96×8-292=775+129×5=977+239-678=608×(58-50)=29+(301-271)=105+159-35=4/8-2/8=338+129×2=211+418+828=245+(337-264)=344-57×2=68×9=767-(37+667)=404-156+84=461-304+131=940-38-608=159×(304-301)=597-(689-220)=34+(450-428)=484-15×9=655-329+743=318-33+54=132×6=940×8=745+206-377=160×5-588=941-(255+395)=63×(849-843)=744×(772-766)=343+275=50×7=863-252×2=240+269+176=671+486-235=933-26×5=872-(195+360)=858-17-772=126+249=247×3=491-64×2=605-(13+374)=464-(383-166)=740-419-40=933-251+210=768×2-256=443-425+200=486-103×2=383-(430-109)=920-(578+255)=300-11=956-193=457-174-138=613+139+147=111+125-155=483+185+92=466-67-116=109×4+286=627×6-649=928+935-587=317-37=719-43+196=186+254=851×4-437=289×4=190×(283-279)=177×(270-267)=457+100+230=680-19+162=139+143-140=63×9=497×(588-584)=26+(201-80)=26×(414-406)=282-129×2=32×6=392-(45+93)=90×7-243=958-102×9=997-64=103×7+189=928-118-673=37×7=169-16×6=64×3-147=324+61=170+(469-70)=429-54-327=225×4-493=26+70+169=56+244=154×2-90=686-41=233×3+478=981-54-518=334×2+321=141×(180-173)=297-(244-174)=934-95-802=373-278+203=547+354+10=764-(350+295)=393-86=271-81-39=1/4+3/4=437×2=427-22-81=387+27×2=77×9+291=204+126=149+184+315=165-57+419=34+59×7=900×6=455-366+251=514+278+563=492-173=233+104-16=201-(182-146)=191+251=962-(655-319)=528×(765-759)=553×(206-197)=562+(464-253)=388+95×6=310-79+92=452+10-373=199-40×4=385-209=345-(326-232)=78×9-277=633-624+961=682+768+210=878×3-935=932-(327-170)=474-(117-31)=759-(611-148)=161+85=147+677+490=152×3-131=274+172-387=452-350=258-193=901-777+615=922×8=129+162+628=898-446+700=771+964=433-332+49=89×(420-416)=719-(159+71)=413+777-241=520-(159+284)=577-371+949=484-(98+332)=740+679=733-(280+157)=434×2=102+261-87=842×9=426-(389-76)=652-(39+278)=568-264+553=132+561+218=207+574-591=615×6=793+(631-580)=433-44×3=497×4-135=368-305=19×(309-300)=927×9=479×(979-971)=305+(551-16)=3/10+7/10=953-605=440×4=96+561+190=970-217×3=326×5=407+63-441=103+(446-144)=430-31+287=24×2+389=292+(388-52)=15+(889-57)=7/10-1/10=365×2-125=294×(359-350)=586+202+632=69×6=237+(384-79)=63×2=855-453=505×5-519=3/7+2/7=37×3+205=648-(452-173)=467-129-226=453-435=参考答案862-(92+238)=53222×(208-199)=198195-95=100245-(178-108)=175161+96×4=545737-383+858=1212431+786+459=1676949+356=1305870+495+371=1736455-31×4=331389+727-271=845109+649=758428-(61+165)=202366+561-212=715840-257×2=326240+(167-86)=321150+232=382491×5-123=2332752-207-326=219139×8-312=800239×2-293=185557-(24+303)=23099×7=693422-81-127=214295-95-34=166190+148-134=204198×2+388=784306+125+240=67180×6=48079-13+311=377405-186-190=29407+137+211=755300×2=600418×2-25=811116+(158-137)=137409+(316-78)=647481-(177+103)=201360-74×2=212101×5-295=210184+303-198=289873-(394+255)=224363-31-225=107191-23×2=145191×3+285=8583/7-2/7=1/7315+167=482205+133=338779-61×5=474917×7=6419142+87-219=10685-(692-294)=2873/6+2/6=5/6169-70-10=89219×(405-398)=1533743-15×2=71372+202-139=135824-(606-150)=368769-494=275398+35×6=60878×6-368=100517+381+33=931201-36-109=5674+409=483630-(231-149)=54835×8=280315-(187+128)=0789×4-933=2223471-(92+58)=321582×6=3492243+222=465208+163=371964-157=807585+126+189=90064×(363-359)=256390+691-683=398555×4=2220108+135=243852-47+482=1287755-310+601=104657×6+352=694425-128=297385×(907-900)=2695338-(509-387)=216327+(268-74)=521256-(299-64)=21808-300-153=355185+528=713194×3=582701×4-612=2192409+(498-365)=542207×5=1035673-449=224333-267+333=399173+72×9=821788+767-176=13794/7-1/7=3/7451×3=1353859+18×8=1003341+383+257=981899+(202-100)=10013/7-1/7=2/7421-(498-262)=18599×(228-225)=297850-(772-493)=57198×4+106=498104×9+145=1081558-92×3=282288×(209-204)=1440332-(585-403)=1502/4-1/4=1/4878+528=1406184×5+262=1182254+(376-291)=339146+15+387=548248+580-667=161233-14-136=83258×5-142=1148376+126+368=870109+114=223510+(563-410)=663177×(875-868)=1239380-41×9=11513+314=827179×3-181=3561/6+4/6=5/6575-10×4=53582+30+552=664185×5=925275-193=8226+398-372=52261+146=407170×4+693=1373222×(344-340)=888227×4-423=485184+310=494736+706=1442461-89-24=348988-54×3=826449-27×9=206402+56×4=626616×9-489=5055494+488×2=14706/10-4/10=2/10415-(457-278)=236329-37×2=255444-(228+50)=166653+254=907148-45+61=1643/8+5/8=1363-312=51104+35+354=493708-399+88=397402×2=804876-(361+359)=156349-(78+206)=65609-80=529342+(777-413)=706261+109=370125×6+727=147785+232+198=515824+491×2=1806421×2-202=640181+472+101=754273-96×2=81688-(36+184)=468424-109-179=13657×(111-108)=171316×6-456=144044×2=88358×2+464=118061+868-851=78587+57×6=929182+504=686133×4+455=987126-80-39=71/7+5/7=6/7208+231-383=56391+(301-152)=540255×2-264=246325×(805-801)=1300367-21-290=56806+(491-365)=932197+181×3=740571-(173+318)=8067+357=424420-(401-93)=11268×7=476508+(954-831)=631166+192=358143×6=858193×(310-304)=1158882-685=197311-111×2=895/8+2/8=7/8987×(586-583)=2961135+174+48=357571×8-579=3989174×5+522=1392499+(443-297)=645499-(271+199)=291/8+4/8=5/8996×(756-748)=7968201-68=133562×(203-196)=3934510×7-242=3328444+882=1326109×(142-136)=654766-372+406=800799+171-925=45646-394-55=197307-197=110822-257×2=30846×(455-450)=230231-72+132=291269×3=807325+94-209=210696+212+41=949139-(82+56)=1836+782+732=2350415-(225-124)=31496×(367-364)=288668-120+172=720274-202=72498-68×2=362308-158-27=123870×5=4350241-81=160427-50×5=177183+309-87=405157+(420-15)=562216-92×2=32964+195+228=1387390-386+70=74183+772-757=198452-(310+20)=122106-(263-176)=19993-126×3=615394+84=478449-(302+74)=73736-85×8=56117+374=491586+425-584=427177×7=1239586+500-457=629193+647+12=852469-(183+138)=148781-(661-652)=772358-158=200265+300×2=865320-(107+160)=53579+496-229=846514-(164+23)=327846+958-891=91379×(82-73)=711406×2-384=428335-(79+221)=35151×2=302994+595=158995×5-62=413367-(287+41)=39999-(672-135)=462178-12×6=106858-260-211=38796×4+45=429375-55×4=155125-(376-298)=47218-187=31101+140=241781×8-520=5728850-581-253=163/5-1/5=2/5393+(932-312)=1013238+76-313=183×(71-62)=747468×(471-466)=2340645-14×9=519668-182-295=191494-(438-272)=32855+77×7=594411-199=212812-(753-647)=706641-130+989=15003/6-1/6=2/6388-280=108876-82+400=1194342-244=98200+(942-142)=100026×2+178=230416-(299+77)=40151+19×9=322236-101-106=29390-(230-100)=260300-(44+212)=44789-616-75=98408×(558-550)=3264343+286=62975+157=23240+342-34=348259+(53-49)=26328×(465-458)=196363+20×5=46342+182+133=357324×(851-845)=1944547+200×4=1347412×2+46=870342-89=253772-21+824=1575297-36-88=173215×3=64581×3+538=781350+(112-31)=431412-203+98=307982-514+611=1079188+710-266=6328/10-1/10=7/10289×3-715=152485-336+160=309228+119×5=823792-308+80=56474+(239-60)=2534/6-1/6=3/6580×6-854=2626729-(325+62)=342350-(173+75)=102854-13=84173×(29-21)=584233×4-673=259670-489-162=19364-45×3=229993+(207-175)=1025923-76+331=1178773-613=160345-68-205=72148+33×4=280165×5=825328-154-154=20347+996+941=2284292×(438-434)=1168324-(254+29)=41268+230=498122+157+257=536128-(487-380)=2182-15=67366-11×4=322884-(352-65)=597547+(985-680)=852859+671+384=1914844-387-206=251127×4-412=96312+(967-482)=797162×5+334=1144408+146=554835-54-452=329493-161=332263-239=24228-70+278=436533-243=290271-(120-10)=161235+370=605484+627-589=52211+864-36=839498-(234+200)=64198+177+282=657495-100×2=295576-95×4=196812-373-382=5768+82=150143+42+767=95238×5+314=504388-83=305338-(66+48)=224713-102=611319+(283-242)=36076-(240-179)=15123×6-340=39813×3+393=4323/5-2/5=1/5109+(374-363)=120484+301-729=56720×6=4320312×(936-928)=2496366+111=477117+83×7=698659-493=16688+442×2=972135×5-493=18216+(339-283)=7246-25+217=238437-346=91216×(464-460)=864474-114×3=132308×3-498=426179×5=895815-32-387=396306-(397-272)=181397-168-78=151192+123=315627-(337-225)=515314-(241-126)=199263×4=1052454-120-282=52251-(221-20)=50323-(12+156)=15565+685+890=1640367+401=768459-196-38=225853-279=574130×3=390218-(491-449)=176466+(338-294)=51063×(464-460)=252305-(625-372)=52370-322=48187+983-157=1013202+(682-412)=472245×7-13=170234+600+363=997896×5=448018×3-51=358+33×4=190885-414-452=19482-67×5=147860-(167-135)=828297-(27+258)=12481-142-207=132893-166×2=56147+(983-67)=963890-141×6=44429+35-451=13416-41-17=35844+80=124151-(463-391)=79464+70+370=904163+318-450=31300+(498-377)=421380-74-61=245499-72×5=13929×6+371=545383-105-223=55399-(70+168)=161245-(255-150)=140261-(332-115)=44352-(214+49)=89261+759-334=686945×(651-643)=7560913-(779-774)=90834×(482-473)=306906-735+756=927883-696-154=3324-12×2=081×9=729776+480+714=1970435-311+264=38881+337-48=370240+(464-22)=682473-126-20=327141+(237-118)=260563+310=873762+967+863=2592698-576+711=833299+468+217=984327×(396-393)=981302-38=26415×(137-131)=90564+(738-21)=128197×(161-155)=582467+810=1277607+600+216=1423500-(19+310)=171101+(741-472)=370275×2-496=54117×7-356=463959+696+85=1740457×2-313=601581×8=464821×5-57=48247×(39-31)=1976470-205-241=24202+201-206=19793+111-50=154211×3=633474+246-50=670408-(118+184)=106944-174-515=255635-(859-297)=73354-(384-364)=334848+(367-316)=899959-(471+390)=98612-(350-59)=32188×(945-939)=528651×8-757=4451179+201-247=133718-57×7=319331-(36+221)=74338+(493-185)=646664-442+160=382560-185×3=5444+931-585=79095×(281-272)=85588+217-21=284453-432+77=98156+245=4017/10+2/10=9/10425-32×4=297191×(147-142)=955486+66+434=986112+121=233364+95-283=176731×(177-169)=5848437+549-543=443426+38+603=106718+67=85583×8=4664212-(368-193)=37454-356-21=77422×7-932=202214+(265-181)=98253-168=85423+(165-43)=545140+168=308718+222+879=181949×(274-271)=147628-(243+154)=231218×3-117=537389-383+25=31495-22×4=407302+(158-62)=39895×9=855158-(205-120)=73544×8=4352104+112-45=171499-(189+52)=25811×8-87=1426×2-221=63180+418-246=252935+23×9=1142387+41×6=633975×(423-418)=4875599-(349+236)=14819-(822-286)=283816×2=1632783+35+169=987660-85×5=235244+(228-123)=349997-450=547324-(900-744)=168555+(863-551)=86760-43+284=301443-365+341=419163+183+414=760122-38×2=4655+552+232=839543-119-132=292512-498=14195×(34-31)=585809-108×6=161171+108=27959×(166-163)=17772+625+530=1227449+644+52=1145560+(766-115)=1211443-(500-380)=323478-301+243=420199-(428-378)=149646+877-30=1493630+749-666=713173+297×2=767417-291-105=21270×2+406=946686-522=164557×5-679=2106978-781=197496-(360+27)=109306×7-242=1900481+(477-86)=872492-(230+83)=1791/5+2/5=3/5334×2+35=703357+(291-210)=438364+(424-107)=681492-128×2=236423-314=109293+85×7=888382+116=498540-258-143=139392+299×2=99060×3=180157+(467-254)=370175+(211-202)=184659-201-394=64238-112+338=464429-273-107=49411+453=864498-10-447=4172+57=129976-390+223=809931+698=1629363×2=726292-113-38=14142×3+223=349328-(91+137)=100266-21=2453/7+4/7=1862×(700-692)=6896153-54=9993-11×3=60509-65×3=314479-(120+72)=287724-117=607616-121×4=13299×9=891354-(353-323)=324758-(410-17)=365776+503+322=1601579-80+153=652185×2=37074-15+274=333226+(774-772)=228222-88+57=191302-(89+12)=201656×6-224=3712205×9-658=1187105×6=630345-308=37383-40×9=23157-104+117=170779+610+192=1581247-(78-24)=193303-139+317=481228-174=54113×(338-333)=565578-(228+341)=9176×4+253=957912×(603-600)=2736445-40×4=285122×3-64=30265-21=4419+143+661=823427-84×4=91497-417+163=243703+108+371=1182225+206=431533-149+981=1365595+658-53=1200299×2-344=254222+214=436255-140=115435-(271+50)=114236-(13+195)=28283+910+932=212514×5=7097+299×3=994132-(114-42)=60297-19+19=297438×4-446=1306382+99-74=407960×7=6720396-(180-71)=287489-263=22695+27=122321-311+908=918314+52-298=68538-95×5=63960+(598-87)=1471439-(40+121)=27896×8-292=476775+129×5=1420977+239-678=538608×(58-50)=486429+(301-271)=59105+159-35=2294/8-2/8=2/8338+129×2=596211+418+828=1457245+(337-264)=318344-57×2=23068×9=612767-(37+667)=63404-156+84=332461-304+131=288940-38-608=294159×(304-301)=477597-(689-220)=12834+(450-428)=56484-15×9=349655-329+743=1069318-33+54=339132×6=792940×8=7520745+206-377=574160×5-588=212941-(255+395)=29163×(849-843)=378744×(772-766)=4464343+275=61850×7=350863-252×2=359240+269+176=685671+486-235=922933-26×5=803872-(195+360)=317858-17-772=69126+249=375247×3=741491-64×2=363605-(13+374)=218464-(383-166)=247740-419-40=281933-251+210=89